# simd_uint3 A vector of three 32-bit unsigned integer elements. ``` typealias simd_uint3 = SIMD3 ``` ## Topics ### Functions to Create Three-Element Vectors From Other Vectors [`simd_make_uint3(_:)`](/documentation/simd/simd_make_uint3(_:)-7e6jd) Returns a new vector from the specified two-element vector, and other elements set to zero. [`simd_make_uint3(_:)`](/documentation/simd/simd_make_uint3(_:)-7h348) Returns a new vector from the specified vector. [`simd_make_uint3(_:)`](/documentation/simd/simd_make_uint3(_:)-77mmf) Returns a new vector by truncating the specified four-element vector. [`simd_make_uint3(_:)`](/documentation/simd/simd_make_uint3(_:)-6sqjv) Returns a new vector by truncating the specified eight-element vector. [`simd_make_uint3(_:)`](/documentation/simd/simd_make_uint3(_:)-6rqe9) Returns a new vector by truncating the specified sixteen-element vector. [`simd_make_uint3_undef(_:)`](/documentation/simd/simd_make_uint3_undef(_:)-3a81k) Returns a new vector from the specified two-element vector, and other elements undefined. ### Functions to Create Three-Element Vectors From Scalar Values [`simd_make_uint3(_:)`](/documentation/simd/simd_make_uint3(_:)-512r5) Returns a new vector with the first element set to a scalar value, and other elements set to zero. [`simd_make_uint3(_:_:_:)`](/documentation/simd/simd_make_uint3(_:_:_:)) Returns a new vector from the specified scalar values. [`vector3`](/documentation/simd/vector3-3qyta) Returns a new vector from the specified scalar values. [`simd_make_uint3_undef(_:)`](/documentation/simd/simd_make_uint3_undef(_:)-1waea) Returns a new vector with the first element set to a scalar value, and other elements undefined. ### Functions to Create Three-Element Vectors From Combinations of Vectors and Scalar Values [`simd_make_uint3(_:_:)`](/documentation/simd/simd_make_uint3(_:_:)-5y5kc) Returns a new vector from a vector and a scalar value. [`simd_make_uint3(_:_:)`](/documentation/simd/simd_make_uint3(_:_:)-210g2) Returns a new vector from a vector and a scalar value. [`vector3`](/documentation/simd/vector3-3xwc) Returns a new vector from a scalar value and a vector. ### Functions to Create Three-Element Vectors From Vectors of Other Types [`simd_uint`](/documentation/simd/simd_uint-7h2bf) Returns a new vector from the specified vector of 8-bit, signed integer elements. [`simd_uint`](/documentation/simd/simd_uint-7gs6z) Returns a new vector from the specified vector of 8-bit, unsigned integer elements. [`simd_uint`](/documentation/simd/simd_uint-7h797) Returns a new vector from the specified vector of 16-bit, signed integer elements. [`simd_uint`](/documentation/simd/simd_uint-7gxbv) Returns a new vector from the specified vector of 16-bit, unsigned integer elements. [`simd_uint`](/documentation/simd/simd_uint-7h087) Returns a new vector from the specified vector of 32-bit, signed integer elements. [`simd_uint`](/documentation/simd/simd_uint-7gqav) Returns a new vector from the specified vector of 32-bit, unsigned integer elements. [`simd_uint`](/documentation/simd/simd_uint-7gzhl) Returns a new vector from the specified vector of 64-bit, signed integer elements. [`simd_uint`](/documentation/simd/simd_uint-7gpgp) Returns a new vector from the specified vector of 64-bit, unsigned integer elements. [`simd_uint`](/documentation/simd/simd_uint-7grch) Returns a new vector from the specified vector of 32-bit, floating-point elements. [`simd_uint`](/documentation/simd/simd_uint-7grux) Returns a new vector from the specified vector of 64-bit, floating-point elements. ### Functions to Perform Saturating Conversion From Vectors of Other Types [`simd_uint_sat`](/documentation/simd/simd_uint_sat-ncn5) Returns a new vector from the specified vector of 8-bit, signed integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-n2o1) Returns a new vector from the specified vector of 8-bit, unsigned integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-nhgh) Returns a new vector from the specified vector of 16-bit, signed integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-n7q9) Returns a new vector from the specified vector of 16-bit, unsigned integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-nfrd) Returns a new vector from the specified vector of 32-bit, signed integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-n5op) Returns a new vector from the specified vector of 32-bit, unsigned integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-ngif) Returns a new vector from the specified vector of 64-bit, signed integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-n6qf) Returns a new vector from the specified vector of 64-bit, unsigned integer elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-n3iz) Returns a new vector from the specified vector of 32-bit, floating point elements. [`simd_uint_sat`](/documentation/simd/simd_uint_sat-n44n) Returns a new vector from the specified vector of 64-bit, floating point elements. ### Common Functions [`simd_clamp(_:_:_:)`](/documentation/simd/simd_clamp(_:_:_:)-7ssi2) Returns each element in a vector clamped to a specified range. [`clamp(_:min:max:)`](/documentation/simd/clamp(_:min:max:)-dhvg) Returns each element in a vector clamped to a specified range. [`clamp(_:min:max:)`](/documentation/simd/clamp(_:min:max:)-gp7z) Returns each element in a vector clamped to a specified range. [`simd_equal(_:_:)`](/documentation/simd/simd_equal(_:_:)-57xz1) Returns true if every element in a vector is exactly equal to the corresponding element in a second vector, and otherwise returns false. ### Reduce Functions [`simd_reduce_min(_:)`](/documentation/simd/simd_reduce_min(_:)-4688x) Returns the minimum value in a vector. [`reduce_min(_:)`](/documentation/simd/reduce_min(_:)-1yst6) Returns the minimum value in a vector. [`simd_reduce_max(_:)`](/documentation/simd/simd_reduce_max(_:)-4h33d) Returns the maximum value in a vector. [`reduce_max(_:)`](/documentation/simd/reduce_max(_:)-1h2j7) Returns the maximum value in a vector. [`simd_reduce_add(_:)`](/documentation/simd/simd_reduce_add(_:)-2v3pj) Returns the sum of all elements in a vector. [`reduce_add(_:)`](/documentation/simd/reduce_add(_:)-7drmm) Returns the sum of all elements in a vector. ### Extrema Functions [`simd_min(_:_:)`](/documentation/simd/simd_min(_:_:)-2sp22) Returns the minimum value of each element in a vector. [`min(_:_:)`](/documentation/simd/min(_:_:)-9iyne) Returns the minimum value of each element in a vector. [`min(_:_:)`](/documentation/simd/min(_:_:)-9ftkl) Returns the minimum value of each element in a vector. [`simd_max(_:_:)`](/documentation/simd/simd_max(_:_:)-7a6cq) Returns the maximum value of each element in a vector. [`max(_:_:)`](/documentation/simd/max(_:_:)-703ka) Returns the maximum value of each element in a vector. [`max(_:_:)`](/documentation/simd/max(_:_:)-6ww7t) Returns the maximum value of each element in a vector. ### Logic and Bitwise Functions [`simd_any(_:)`](/documentation/simd/simd_any(_:)-69h3c) Returns true if the high-order bit of any element is set; false otherwise. [`simd_all(_:)`](/documentation/simd/simd_all(_:)-1afl6) Returns true if the high-order bit of every element is set; false otherwise. [`simd_bitselect(_:_:_:)`](/documentation/simd/simd_bitselect(_:_:_:)-4hak) Returns a vector that contains elements from either the first or second parameter, based on the corresponding element in the third parameter. ### Alternative Type Alias [`uint3`](/documentation/simd/uint3) [`vector_uint3`](/documentation/simd/vector_uint3) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)